./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:46,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:46,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:46,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:46,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:46,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:46,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:46,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:46,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:46,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:46,584 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:46,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:46,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:46,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:46,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:46,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:46,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:46,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:46,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:46,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:46,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:46,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:46,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:46,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:46,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:46,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:46,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:46,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:46,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:46,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:46,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:46,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:46,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:46,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:46,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:46,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:46,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:46,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:46,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:46,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:46,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:46,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-07 04:56:46,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:46,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:46,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:46,690 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:46,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:46,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:46,696 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:46,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:46,697 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:46,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:46,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:46,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:46,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:46,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:46,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:46,700 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:46,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:46,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:46,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:46,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:46,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:46,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:46,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:46,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:46,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:46,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:46,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:46,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:46,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:46,706 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:46,706 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:46,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:46,707 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:46,707 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:46,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-07 04:56:47,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:47,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:47,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:47,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:47,062 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:47,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-07 04:56:47,134 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/68cb2885a/bfa5b86a601c438b94800cd54c6a4417/FLAG077b89f87 [2021-11-07 04:56:48,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:48,120 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-07 04:56:48,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/68cb2885a/bfa5b86a601c438b94800cd54c6a4417/FLAG077b89f87 [2021-11-07 04:56:48,527 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/68cb2885a/bfa5b86a601c438b94800cd54c6a4417 [2021-11-07 04:56:48,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:48,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:48,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:48,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:48,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:48,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:48" (1/1) ... [2021-11-07 04:56:48,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1145c5b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:48, skipping insertion in model container [2021-11-07 04:56:48,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:48" (1/1) ... [2021-11-07 04:56:48,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:48,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:49,169 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-07 04:56:52,606 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-07 04:56:52,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61e1c4d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:52, skipping insertion in model container [2021-11-07 04:56:52,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:52,608 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 04:56:52,610 INFO L168 Benchmark]: Toolchain (without parser) took 4077.62 ms. Allocated memory was 109.1 MB in the beginning and 153.1 MB in the end (delta: 44.0 MB). Free memory was 68.4 MB in the beginning and 87.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:52,611 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 109.1 MB. Free memory is still 63.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:56:52,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4074.50 ms. Allocated memory was 109.1 MB in the beginning and 153.1 MB in the end (delta: 44.0 MB). Free memory was 68.4 MB in the beginning and 87.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2021-11-07 04:56:52,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 109.1 MB. Free memory is still 63.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4074.50 ms. Allocated memory was 109.1 MB in the beginning and 153.1 MB in the end (delta: 44.0 MB). Free memory was 68.4 MB in the beginning and 87.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:55,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:55,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:55,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:55,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:55,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:55,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:55,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:55,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:55,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:55,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:55,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:55,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:55,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:55,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:55,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:55,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:55,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:55,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:55,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:55,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:55,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:55,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:55,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:55,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:55,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:55,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:55,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:55,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:55,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:55,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:55,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:55,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:55,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:55,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:55,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:55,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:55,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:55,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:55,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:55,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:55,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-07 04:56:55,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:55,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:55,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:55,236 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:55,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:55,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:55,239 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:55,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:55,239 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:55,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:55,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:55,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:55,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:55,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:55,241 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 04:56:55,241 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 04:56:55,242 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:55,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:55,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:55,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:55,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:55,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:55,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:55,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:55,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:55,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:55,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:55,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 04:56:55,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 04:56:55,244 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:55,244 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:55,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:55,245 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:55,245 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:55,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 04:56:55,246 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05f1ed1f4f014b7e58c65c643f68ece5abfd718428c23bf2bab82914d3413304 [2021-11-07 04:56:55,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:55,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:55,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:55,673 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:55,673 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:55,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-07 04:56:55,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/6a1a246de/9f212c870c134bb3b715af53cb2b3271/FLAG97ed76cc2 [2021-11-07 04:56:56,747 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:56,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2021-11-07 04:56:56,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/6a1a246de/9f212c870c134bb3b715af53cb2b3271/FLAG97ed76cc2 [2021-11-07 04:56:57,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/bin/ugemcutter-iGDDIIUDf3/data/6a1a246de/9f212c870c134bb3b715af53cb2b3271 [2021-11-07 04:56:57,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:57,183 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:57,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:57,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:57,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:57,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:57" (1/1) ... [2021-11-07 04:56:57,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a08c6ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:57, skipping insertion in model container [2021-11-07 04:56:57,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:57" (1/1) ... [2021-11-07 04:56:57,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:57,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:57,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c0963ab-38ec-4e72-b7b5-821a3e65c9ee/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2021-11-07 04:57:00,932 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-11-07 04:57:00,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ea0640a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:57:00, skipping insertion in model container [2021-11-07 04:57:00,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:57:00,934 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 04:57:00,936 INFO L168 Benchmark]: Toolchain (without parser) took 3751.40 ms. Allocated memory is still 92.3 MB. Free memory was 70.7 MB in the beginning and 60.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 37.8 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,936 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 74.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 04:57:00,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3747.31 ms. Allocated memory is still 92.3 MB. Free memory was 70.4 MB in the beginning and 60.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-11-07 04:57:00,939 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 74.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3747.31 ms. Allocated memory is still 92.3 MB. Free memory was 70.4 MB in the beginning and 60.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN